0引言随着国民经济的不断发展,社会信息化程度随着互联网的发展逐渐的普及,人们在日常生产和生活中对网络的依赖性逐渐增强,然而,计算机网络信息安全问题也越来越严峻,成了目前信息化应用存在的最主要的问题,因此,必须加大对计算机网络信息技术安全的研究,找出影响计算机网络信息安全的隐患,在此基础上找出原因,并做好相应的防护措施,只有这样才能保障计 0 Introduction With the continuous development of the national economy, the degree of social informatization gradually increases with the development of the Internet. People rely more and more on the network in daily production and daily life. However, the information security of computer networks is also becoming more and more serious Therefore, it is necessary to increase the research on the security of computer network information technology and identify the hidden dangers that affect the information security of computer network. Based on this, we can find out the reasons and make the corresponding Protective measures, the only way to protect the meter